21530972880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{81041}}^1$

素因数の和:81107

約数の個数: 200

約数和(自身を含む): 76605112584

約数和(自身を除く): 55074139704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 81, 82, 90, 108, 120, 123, 135, 144, 162, 164, 180, 205, 216, 240, 246, 270, 324, 328, 360, 369, 405, 410, 432, 492, 540, 615, 648, 656, 720, 738, 810, 820, 984, 1080, 1107, 1230, 1296, 1476, 1620, 1640, 1845, 1968, 2160, 2214, 2460, 2952, 3240, 3280, 3321, 3690, 4428, 4920, 5535, 5904, 6480, 6642, 7380, 8856, 9840, 11070, 13284, 14760, 16605, 17712, 22140, 26568, 29520, 33210, 44280, 53136, 66420, 81041, 88560, 132840, 162082, 243123, 265680, 324164, 405205, 486246, 648328, 729369, 810410, 972492, 1215615, 1296656, 1458738, 1620820, 1944984, 2188107, 2431230, 2917476, 3241640, 3322681, 3646845, 3889968, 4376214, 4862460, 5834952, 6483280, 6564321, 6645362, 7293690, 8752428, 9724920, 9968043, 10940535, 11669904, 13128642, 13290724, 14587380, 16613405, 17504856, 19449840, 19936086, 21881070, 26257284, 26581448, 29174760, 29904129, 32821605, 33226810, 35009712, 39872172, 43762140, 49840215, 52514568, 53162896, 58349520, 59808258, 65643210, 66453620, 79744344, 87524280, 89712387, 99680430, 105029136, 119616516, 131286420, 132907240, 149520645, 159488688, 175048560, 179424774, 199360860, 239233032, 262572840, 265814480, 269137161, 299041290, 358849548, 398721720, 448561935, 478466064, 525145680, 538274322, 598082580, 717699096, 797443440, 897123870, 1076548644, 1196165160, 1345685805, 1435398192, 1794247740, 2153097288, 2392330320, 2691371610, 3588495480, 4306194576, 5382743220, 7176990960, 10765486440, 21530972880]

約数ペア:

[(1, 21530972880), (2, 10765486440), (3, 7176990960), (4, 5382743220), (5, 4306194576), (6, 3588495480), (8, 2691371610), (9, 2392330320), (10, 2153097288), (12, 1794247740), (15, 1435398192), (16, 1345685805), (18, 1196165160), (20, 1076548644), (24, 897123870), (27, 797443440), (30, 717699096), (36, 598082580), (40, 538274322), (41, 525145680), (45, 478466064), (48, 448561935), (54, 398721720), (60, 358849548), (72, 299041290), (80, 269137161), (81, 265814480), (82, 262572840), (90, 239233032), (108, 199360860), (120, 179424774), (123, 175048560), (135, 159488688), (144, 149520645), (162, 132907240), (164, 131286420), (180, 119616516), (205, 105029136), (216, 99680430), (240, 89712387), (246, 87524280), (270, 79744344), (324, 66453620), (328, 65643210), (360, 59808258), (369, 58349520), (405, 53162896), (410, 52514568), (432, 49840215), (492, 43762140), (540, 39872172), (615, 35009712), (648, 33226810), (656, 32821605), (720, 29904129), (738, 29174760), (810, 26581448), (820, 26257284), (984, 21881070), (1080, 19936086), (1107, 19449840), (1230, 17504856), (1296, 16613405), (1476, 14587380), (1620, 13290724), (1640, 13128642), (1845, 11669904), (1968, 10940535), (2160, 9968043), (2214, 9724920), (2460, 8752428), (2952, 7293690), (3240, 6645362), (3280, 6564321), (3321, 6483280), (3690, 5834952), (4428, 4862460), (4920, 4376214), (5535, 3889968), (5904, 3646845), (6480, 3322681), (6642, 3241640), (7380, 2917476), (8856, 2431230), (9840, 2188107), (11070, 1944984), (13284, 1620820), (14760, 1458738), (16605, 1296656), (17712, 1215615), (22140, 972492), (26568, 810410), (29520, 729369), (33210, 648328), (44280, 486246), (53136, 405205), (66420, 324164), (81041, 265680), (88560, 243123), (132840, 162082)]